GHSA-2m8v-j782-fhvrHighCVSS 7.5
Socket.IO: Zero-attachment Memory Exhaustion
🔗 CVE IDs covered (1)
📋 Description
Impact
A specially crafted Socket.IO packet can make the server wait for a large number of binary attachments and buffer them, which can be exploited to make the server run out of memory.
Patches
| Version range | Used by | Fixed version |
|------------------|--------------------------------------------|---------------|
| >=4.0.0 <4.2.7 | [email protected] and [email protected] | 4.2.7 |
| >=3.4.0 <3.4.5 | [email protected] | 3.4.5 |
| <3.3.6 | [email protected] | 3.3.6 |
Workarounds
There is no known workaround except upgrading to a safe version.
For more information
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🎯 Affected products3
- npm/socket.io-parser:>= 4.0.0, < 4.2.7
- npm/socket.io-parser:>= 3.4.0, < 3.4.5
- npm/socket.io-parser:< 3.3.6
🔗 References (5)
- https://github.com/socketio/socket.io/security/advisories/GHSA-2m8v-j782-fhvr
- https://github.com/socketio/socket.io/commit/7c6ef571a00656718e9e05e3b948fd1758b2a7b4
- https://github.com/socketio/socket.io/commit/9c6323e5cde41bd75df3379b5fc9293664a5f240
- https://github.com/socketio/socket.io/commit/ced94ffa3ac020a8f3c14eb98a3bf34acb14d291
- https://github.com/advisories/GHSA-2m8v-j782-fhvr